Skip to content

Disclosure of unrelated data

Moderate
m6w6 published GHSA-wwmh-39wj-fx59 Mar 7, 2023

Package

libmemcached-awesome

Affected versions

>1.0.18 <1.1.4

Patched versions

1.1.4

Description

Impact

libmemcached could return data for a previously requested key, if that previous request timed out due to a low POLL_TIMEOUT.

Patches

Version v1.1.4 with the appropriate patch has already been released.

Workarounds

There are several ways to workaround or lower the probability of this bug affecting you:

  • use a reasonably high POLL_TIMEOUT setting, like the default
  • use separate libmemcached connections for unrelated data
  • do not re-use libmemcached connections in an unknown state

References

Severity

Moderate
6.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVE ID

CVE-2023-27478

Weaknesses

No CWEs

Credits