CVE-2015-0646 — Missing Release of Memory after Effective Lifetime in Cisco IOS

CWE-3995 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.9%
top 24.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco IOSCisco IOS XE
Timeline
PublishedMar 26
Latest updateMay 17

Description

Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.

CVSS vector

AV:N/AC:L/C:N/I:N/A:CExploitability: 10.0 | Impact: 6.9

Affected Packages2 packages

▶NVDcisco/ios7 versions+6
▶NVDcisco/ios_xe29 versions+28

🔴Vulnerability Details

2
GHSA
GHSA-q94q-m26p-7mj4: Memory leak in the TCP input module in Cisco IOS 12↗2022-05-17
▶
CVEList
CVE-2015-0646: Memory leak in the TCP input module in Cisco IOS 12↗2015-03-26
▶

📋Vendor Advisories

2
CISA ICS
Rockwell Automation Stratix 5900↗2017-05-10
▶
Cisco
Cisco IOS Software and IOS XE Software TCP Packet Memory Leak Vulnerability↗2015-03-25
▶
CVE-2015-0646 — Cisco IOS vulnerability | cvebase