CVE-2009-1255
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a)...
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
Exploit likelihood
What each source reports
NVD Score used
5.0
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
CVE-2009-1255- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
CVE-2009-1255- Updated
- 2026-11-02
EUVDEUVD-2009-1254 No score
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
EUVD-2009-1254- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-29xr-pwpr-24h3 No score
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a)...
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
GHSA-29xr-pwpr-24h3- Weakness
- CWE-200
- Updated
- 2026-11-02
OSV No score
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
CVE-2009-1255- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-1255 No score
The process_stat function in (1) Memcached before 1.2.8 and (2) MemcacheDB 1.2.0 discloses (a) the contents of /proc/self/maps in response to a stats maps command and (b) memory-allocation statistics in response to a stats malloc command, which allows remote attackers to obtain sensitive information such as the locations of memory regions, and defeat ASLR protection, by sending a command to the daemon's TCP port.
- Record
DEBIAN-CVE-2009-1255- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-1255 is a medium vulnerability (CVSS 5.0) in Memcachedb Memcached, published April 30, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.25%, the 82nd percentile. Fixed in memcached 1.2.8-1.
References
redhat.com/archives/fedora-package-announce/2009-May/msg01256.html
exchange.xforce.ibmcloud.com/vulnerabilities/50221
mandriva.com/security/advisories?name=MDVSA-2009:105
positronsecurity.com/advisories/2009-001.html
securitytracker.com/id?1022140
redhat.com/archives/fedora-package-announce/2009-May/msg00851.html
Show 16 moreShow less
code.google.com/p/memcachedb/source/diff?spec=svn98&r=98&format=side&path=/trunk/memcachedb.c
archives.neohapsis.com/archives/fulldisclosure/2009-04/0282.html
securityfocus.com/archive/1/503064/100/0/threaded
groups.google.com/group/memcached/browse_thread/thread/ff96a9b88fb5d40e
secunia.com/advisories/35175
osvdb.org/54127
code.google.com/p/memcachedb/source/browse/trunk/ChangeLog?spec=svn98&r=98
code.google.com/p/memcachedb/source/detail?r=98
securityfocus.com/bid/34756
vupen.com/english/advisories/2009/1196
secunia.com/advisories/34932
secunia.com/advisories/34915
vupen.com/english/advisories/2009/1197
nvd.nist.gov/vuln/detail/CVE-2009-1255
github.com/advisories/GHSA-29xr-pwpr-24h3
security-tracker.debian.org/tracker/CVE-2009-1255