Description
The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion, which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value.
Metrics
CVSS 2.0 5.0/10
AV:N/AC:L/Au:N/C:N/I:N/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://git.savannah.gnu.org/cgit/screen.git/commit/?id=b7484c224738247b510ed0d268cd577076958f1b
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00001.html
- http://www.debian.org/security/2015/dsa-3352
- http://www.openwall.com/lists/oss-security/2015/09/01/1
- http://www.openwall.com/lists/oss-security/2015/09/03/11Exploit
- http://www.openwall.com/lists/oss-security/2015/09/03/4
- https://savannah.gnu.org/bugs/?45713Exploit, Vendor Advisory
- https://usn.ubuntu.com/3996-1/
- http://git.savannah.gnu.org/cgit/screen.git/commit/?id=b7484c224738247b510ed0d268cd577076958f1b
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00001.html
- http://www.debian.org/security/2015/dsa-3352
- http://www.openwall.com/lists/oss-security/2015/09/01/1
- http://www.openwall.com/lists/oss-security/2015/09/03/11Exploit
- http://www.openwall.com/lists/oss-security/2015/09/03/4
- https://savannah.gnu.org/bugs/?45713Exploit, Vendor Advisory
- https://usn.ubuntu.com/3996-1/
Timeline
- Published
- Sep 28, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified