CVE-2009-1215
Race condition in GNU screen 4.0.3 allows local users to create or overwrite arbitrary files via a symlink attack on the /tmp/screen-exchange temporary file.
02 Description
Race condition in GNU screen 4.0.3 allows local users to create or overwrite arbitrary files via a symlink attack on the /tmp/screen-exchange temporary file.
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
- 0.23% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 13.8% 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
- 2009-04-01 10:00Z17 YR AGO
- Last updated
- 2024-08-07 05:04Z2 YR AGO
- Reserved
- 2009-03-31
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
- Data version
- 5.1
- Document digest
- 0bbe084f62006ce7de728f9a0329d6572b51b7579a0b34dd2de60a180e115ab7
05 Affected products
06 References
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=492104
- www.openwall.com[oss-security] 20090325 CVE request -- zsh, XFree86-xfs/xorg-x11-xfs, screenhttp://www.openwall.com/lists/oss-security/2009/03/25/7
- bugs.launchpad.nethttps://bugs.launchpad.net/ubuntu/+source/screen/+bug/315993
- bugs.debian.orghttp://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521123
- exchange.xforce.ibmcloud.comscreen-screenexchange-symlink(49887)https://exchange.xforce.ibmcloud.com/vulnerabilities/49887
- www.securityfocus.com34521http://www.securityfocus.com/bid/34521
- savannah.gnu.orghttp://savannah.gnu.org/bugs/?25296
07 Fixed in
Debian 12
- screen Fixed in 4.0.3-13
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- screen Fixed in 4.0.3-13
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- screen Fixed in 4.0.3-13
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.