CVE-2013-4208
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local
02 Description
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.38% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 32.6% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-08-19 23:00Z13 YR AGO
- Last updated
- 2024-08-06 16:38Z2 YR AGO
- Reserved
- 2013-06-12
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
- Data version
- 5.1
- Document digest
- c827dc0c6845171757e190c9afd1d214fc59bbbc2451831073f79430bd882af1
05 Affected products
06 References
- www.openwall.com[oss-security] 20130806 CVE request: three additional flaws fixed in putty 0.63http://www.openwall.com/lists/oss-security/2013/08/06/11
- secunia.com54533http://secunia.com/advisories/54533
- www.chiark.greenend.org.ukhttp://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html
- www.debian.orgDSA-2736http://www.debian.org/security/2013/dsa-2736
- lists.opensuse.orgopenSUSE-SU-2013:1347http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
- secunia.com54379http://secunia.com/advisories/54379
07 Fixed in
Debian 12
- filezilla Fixed in 3.7.3-1
- putty Fixed in 0.63-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- filezilla Fixed in 3.7.3-1
- putty Fixed in 0.63-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- filezilla Fixed in 3.7.3-1
- putty Fixed in 0.63-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.