CVE-2015-4054
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
PgBouncer before 1.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by sending a password packet before a startup packet.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.5.5-1 |
| sid | Fixed | 1.5.5-1 |
| forky | Fixed | 1.5.5-1 |
| bullseye | Fixed | 1.5.5-1 |
| bookworm | Fixed | 1.5.5-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| pgbouncer | pgbouncer | {"endIncluding":"1.5.4"} | |
References
- http://www.openwall.com/lists/oss-security/2015/05/22/5
- http://www.securityfocus.com/bid/74751
- https://github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5
- https://github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573
- https://github.com/pgbouncer/pgbouncer/issues/42
- https://pgbouncer.github.io/changelog.html#pgbouncer-15x
- https://security.gentoo.org/glsa/201701-24
- https://security-tracker.debian.org/tracker/CVE-2015-4054
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.