CVE-2012-3949 - CVE House
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Status published High CVE-2012-3949

The SIP implementation in Cisco Unified Communications Manager (CUCM) 6.x...

Vulnerability Description

The SIP implementation in Cisco Unified Communications Manager (CUCM) 6.x and 7.x before 7.1(5b)su5, 8.x before 8.5(1)su4, and 8.6 before 8.6(2a)su1; Cisco IOS 12.2 through 12.4 and 15.0 through 15.2; and Cisco IOS XE 3.3.xSG before 3.3.1SG, 3.4.xS, and 3.5.xS allows remote attackers to cause a denial of service (service crash or device reload) via a crafted SIP message containing an SDP session description, aka Bug IDs CSCtw66721, CSCtj33003, and CSCtw84664.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

unified communications manager, ios, ios xe
Vulnerable Versions:
6.0\(1a\), 6.0\(1b\), 6.1\(1\), 6.1\(1a\), 6.1\(1b\), 6.1\(2\), 6.1\(3\), 6.1\(3a\), 6.1\(3b\), 6.1\(4\), 6.1\(4a\), 6.1\(4b\), 6.1\(5\), 7.1\(1\), 7.1\(2\), 7.1\(2a\), 7.1\(2b\), 7.1\(3\), 7.1\(3a\), 7.1\(3b\), 7.1\(5\), 7.1\(5a\), 7.1\(5b\), 7.1\(5b\)su1, 7.1\(5b\)su1a, 7.1\(5b\)su2, 7.1\(5b\)su3, 7.1\(5b\)su4, 8.0, 8.0\(1\), 8.0\(2\), 8.0\(2a\), 8.0\(2b\), 8.0\(2c\), 8.0\(3\), 8.0\(3a\), 8.5\(1\)su1, 8.5\(1\)su2, 8.5\(1\)su3, 12.2, 12.2b, 12.2bc, 12.2bw, 12.2bx, 12.2by, 12.2bz, 12.2ca, 12.2cx, 12.2cy, 12.2cz, 12.2da, 12.2dd, 12.2dx, 12.2ew, 12.2ewa, 12.2ex, 12.2ey, 12.2ez, 12.2fx, 12.2fy, 12.2fz, 12.2irb, 12.2ixa, 12.2ixb, 12.2ixc, 12.2ixd, 12.2ixe, 12.2ixf, 12.2ixg, 12.2l, 12.2mb, 12.2rc, 12.2s, 12.2sb, 12.2sbc, 12.2sca, 12.2scb, 12.2se, 12.2sea, 12.2seb, 12.2sec, 12.2sed, 12.2see, 12.2sef, 12.2seg, 12.2sg, 12.2sga, 12.2sm, 12.2sr, 12.2sra, 12.2srb, 12.2src, 12.2su, 12.2sv, 12.2sva, 12.2svc, 12.2svd, 12.2sve, 12.2sw, 12.2sx, 12.2sxa, 12.2sxb, 12.2sxd, 12.2sxe, 12.2sxf, 12.2sxi, 12.2sy, 12.2sz, 12.2t, 12.2tpc, 12.2xa, 12.2xb, 12.2xc, 12.2xd, 12.2xe, 12.2xf, 12.2xg, 12.2xh, 12.2xi, 12.2xj, 12.2xk, 12.2xl, 12.2xm, 12.2xn, 12.2xnb, 12.2xnc, 12.2xnd, 12.2xo, 12.2xq, 12.2xr, 12.2xs, 12.2xt, 12.2xu, 12.2xv, 12.2xw, 12.2ya, 12.2yb, 12.2yc, 12.2yd, 12.2ye, 12.2yf, 12.2yg, 12.2yh, 12.2yj, 12.2yk, 12.2yl, 12.2ym, 12.2yn, 12.2yo, 12.2yp, 12.2yq, 12.2yr, 12.2ys, 12.2yt, 12.2yu, 12.2yv, 12.2yw, 12.2yx, 12.2yy, 12.2yz, 12.2za, 12.2zb, 12.2zc, 12.2zd, 12.2ze, 12.2zf, 12.2zg, 12.2zh, 12.2zj, 12.2zl, 12.2zp, 12.2zu, 12.2zx, 12.2zy, 12.2zya, 12.3, 12.3b, 12.3bc, 12.3bw, 12.3ja, 12.3jea, 12.3jeb, 12.3jec, 12.3jk, 12.3jl, 12.3jx, 12.3t, 12.3tpc, 12.3va, 12.3xa, 12.3xb, 12.3xc, 12.3xd, 12.3xe, 12.3xf, 12.3xg, 12.3xi, 12.3xk, 12.3xl, 12.3xq, 12.3xr, 12.3xs, 12.3xu, 12.3xw, 12.3xx, 12.3xy, 12.3xz, 12.3ya, 12.3yd, 12.3yf, 12.3yg, 12.3yh, 12.3yj, 12.3yk, 12.3ym, 12.3yq, 12.3ys, 12.3yt, 12.3yu, 12.3yx, 12.3yz, 12.3za, 15.0, 15.0\(1\)s1, 15.0\(1\)s2, 15.0\(1\)se, 15.0m, 15.0mr, 15.0mra, 15.0s, 15.0sa, 15.0sg, 15.0xa, 15.0xo, 15.1, 15.1\(1\)xb1, 15.1\(2\)t, 15.1\(3\)t, 15.1\(4\)m, 15.1\(4\)m1, 15.1ey, 15.1gc, 15.1m, 15.1s, 15.1t, 15.1xb, 15.2, 3.3.0sg, 3.3.1s, 3.3.1sg, 3.4.0as, 3.4.0s, 3.4.1s, 3.4.2s, 3.4.3s, 3.4.xs, 3.5.0s, 3.5.1s, 3.5.2s, 3.5.xs

Timeline

Official Publish: September 27th, 2012
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.