CVE-2015-5309
EPSS 1.7%putty - security update
Published: 12/7/2015Modified: 4/28/2026
Also known as:DEBIAN-CVE-2015-5309
Description
Integer overflow in the terminal emulator in PuTTY before 0.66 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via an ECH (erase characters) escape sequence with a large parameter value, which triggers a buffer underflow.
Affected packages (3)
- Debian/puttyfrom 0, < 0.66-1
- Debian/puttyfrom 0, < 0.60+2010-02-20-1+squeeze4
- Debian/puttyfrom 0, < 0.62-9+deb7u3