GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2025-2291 (GCVE-0-2025-2291)

Vulnerability from cvelistv5 – Published: 2025-04-16 18:00 – Updated: 2025-11-03 19:42
VLAI
Title
PgBouncer default auth_query does not take Postgres password expiry into account
Summary
Password can be used past expiry in PgBouncer due to auth_query not taking into account Postgres its VALID UNTIL value, which allows an attacker to log in with an already expired password
Severity
8.1 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-16 18:22 UTC
CWE
  • CWE-324 - Use of a Key Past its Expiration Date
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a PgBouncer Affected: 0 , < 1.24.1 (semver)
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-2291",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-16T18:22:39.693077Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-16T18:27:58.679Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T19:42:15.907Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "PgBouncer",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "1.24.1",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "auth_user is set in PgBouncer and a Postgres user has password expiry configured using VALID UNTIL"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Password can be used past expiry in PgBouncer due to auth_query not taking into account Postgres its VALID UNTIL value, which allows an attacker to log in with an already expired password"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-324",
              "description": "Use of a Key Past its Expiration Date",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-04-16T18:00:05.413Z",
        "orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
        "shortName": "PostgreSQL"
      },
      "references": [
        {
          "url": "https://www.pgbouncer.org/changelog.html#pgbouncer-124x"
        }
      ],
      "title": "PgBouncer default auth_query does not take Postgres password expiry into account",
      "workarounds": [
        {
          "lang": "en",
          "value": "Configure a custom auth_query containing the new default auth_query introduced in PgBouncer 1.24.1, this auth_query takes expiry into account"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
    "assignerShortName": "PostgreSQL",
    "cveId": "CVE-2025-2291",
    "datePublished": "2025-04-16T18:00:05.413Z",
    "dateReserved": "2025-03-13T16:59:51.381Z",
    "dateUpdated": "2025-11-03T19:42:15.907Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-2291",
      "date": "2026-09-16",
      "epss": "0.00362",
      "percentile": "0.29834"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-2291\",\"sourceIdentifier\":\"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\",\"published\":\"2025-04-16T18:16:04.977\",\"lastModified\":\"2026-06-17T09:06:42.010\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Password can be used past expiry in PgBouncer due to auth_query not taking into account Postgres its VALID UNTIL value, which allows an attacker to log in with an already expired password\"},{\"lang\":\"es\",\"value\":\"La contrase\u00f1a se puede usar despu\u00e9s de su vencimiento en PgBouncer debido a que auth_query no tiene en cuenta el valor V\u00c1LIDO HASTA de Postgres, lo que permite que un atacante inicie sesi\u00f3n con una contrase\u00f1a ya vencida.\"}],\"affected\":[{\"source\":\"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\",\"affectedData\":[{\"vendor\":\"n/a\",\"product\":\"PgBouncer\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"1.24.1\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-04-16T18:22:39.693077Z\",\"id\":\"CVE-2025-2291\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-324\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:pgbouncer:pgbouncer:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.24.1\",\"matchCriteriaId\":\"30577EAA-75CC-4078-B50D-EF9C1EE7E2D8\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA6FEEC2-9F11-4643-8827-749718254FED\"}]}]}],\"references\":[{\"url\":\"https://www.pgbouncer.org/changelog.html#pgbouncer-124x\",\"source\":\"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2025-05-28T18:02:56+00:00",
      "cve": "CVE-2025-2291",
      "id": "CVE-2025-2291",
      "initial_release_date": "2025-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "PgBouncer default auth_query does not take Postgres password expiry into account",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-2291.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-2291\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-16T18:22:39.693077Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-16T18:27:52.655Z\"}}], \"cna\": {\"title\": \"PgBouncer default auth_query does not take Postgres password expiry into account\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 8.1, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\"}}], \"affected\": [{\"vendor\": \"n/a\", \"product\": \"PgBouncer\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.24.1\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://www.pgbouncer.org/changelog.html#pgbouncer-124x\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"Configure a custom auth_query containing the new default auth_query introduced in PgBouncer 1.24.1, this auth_query takes expiry into account\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Password can be used past expiry in PgBouncer due to auth_query not taking into account Postgres its VALID UNTIL value, which allows an attacker to log in with an already expired password\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-324\", \"description\": \"Use of a Key Past its Expiration Date\"}]}], \"configurations\": [{\"lang\": \"en\", \"value\": \"auth_user is set in PgBouncer and a Postgres user has password expiry configured using VALID UNTIL\"}], \"providerMetadata\": {\"orgId\": \"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\", \"shortName\": \"PostgreSQL\", \"dateUpdated\": \"2025-04-16T18:00:05.413Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-2291\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-16T18:27:58.679Z\", \"dateReserved\": \"2025-03-13T16:59:51.381Z\", \"assignerOrgId\": \"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\", \"datePublished\": \"2025-04-16T18:00:05.413Z\", \"assignerShortName\": \"PostgreSQL\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.