CVE-2017-7548

high

Published 2017-08-16 · Modified 2026-05-13

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CVSS v3

7.5

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

7.5

Description

PostgreSQL versions before 9.4.13, 9.5.8 and 9.6.4 are vulnerable to authorization flaw allowing remote authenticated attackers with no privileges on a large object to overwrite the entire contents of the object, resulting in a denial of service.

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 with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
arch		fixed	`9.6.4-1`
sles		affected
debian	8.0	affected
debian	9.0	affected

Application impact

Vendor	Product	Versions	Fixed
postgresql	postgresql	`{"startIncluding":"9.4","endExcluding":"9.4.13"}`	`9.4.13`
postgresql	postgresql	`{"startIncluding":"9.5","endExcluding":"9.5.8"}`	`9.5.8`
postgresql	postgresql	`{"startIncluding":"9.6","endExcluding":"9.6.4"}`	`9.6.4`

References

CWEs

CWE-862

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.