CVE-2012-4623 - CVE House
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Status published High CVE-2012-4623

The DHCPv6 server in Cisco IOS 12.2 through 12.4 and...

Vulnerability Description

The DHCPv6 server in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x, 3.1.xS before 3.1.4S, 3.1.xSG and 3.2.xSG before 3.2.5SG, 3.2.xS, 3.2.xXO, 3.3.xS, and 3.3.xSG before 3.3.1SG allows remote attackers to cause a denial of service (device reload) via a malformed DHCPv6 packet, aka Bug ID CSCto57723.

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

ios xe, ios
Vulnerable Versions:
2.1, 2.1.0, 2.1.1, 2.1.2, 2.2, 2.2.1, 2.2.2, 2.2.3, 2.3, 2.3.0, 2.3.1, 2.3.1t, 2.3.2, 2.4, 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.4.4, 2.5.0, 2.5.1, 2.5.2, 2.6.0, 2.6.1, 2.6.2, 3.1.0s, 3.1.0sg, 3.1.1s, 3.1.1sg, 3.1.2s, 3.1.3s, 3.2.0s, 3.2.0sg, 3.2.0xo, 3.2.1s, 3.2.1sg, 3.2.2s, 3.2.2sg, 3.2.3sg, 3.2.4sg, 3.3.0s, 3.3.0sg, 3.3.1s, 3.3.2s, 3.3.3s, 12.3, 12.3\(1a\), 12.3\(2\)ja, 12.3\(2\)ja5, 12.3\(2\)jk, 12.3\(2\)jk1, 12.3\(2\)t3, 12.3\(2\)t8, 12.3\(2\)xa4, 12.3\(2\)xa5, 12.3\(2\)xc1, 12.3\(2\)xc2, 12.3\(2\)xc3, 12.3\(2\)xc4, 12.3\(2\)xe3, 12.3\(2\)xe4, 12.3\(3e\), 12.3\(3h\), 12.3\(3i\), 12.3\(4\)eo1, 12.3\(4\)ja, 12.3\(4\)ja1, 12.3\(4\)t, 12.3\(4\)t1, 12.3\(4\)t2, 12.3\(4\)t3, 12.3\(4\)t4, 12.3\(4\)t8, 12.3\(4\)tpc11a, 12.3\(4\)xd, 12.3\(4\)xd1, 12.3\(4\)xd2, 12.3\(4\)xe4, 12.3\(4\)xg1, 12.3\(4\)xg2, 12.3\(4\)xg4, 12.3\(4\)xg5, 12.3\(4\)xh, 12.3\(4\)xk, 12.3\(4\)xk1, 12.3\(4\)xk3, 12.3\(4\)xk4, 12.3\(4\)xq, 12.3\(4\)xq1, 12.3\(5\), 12.3\(5\)b1, 12.3\(5a\), 12.3\(5a\)b, 12.3\(5a\)b2, 12.3\(5a\)b5, 12.3\(5b\), 12.3\(5c\), 12.3\(5e\), 12.3\(5f\), 12.3\(6\), 12.3\(6a\), 12.3\(6d\), 12.3\(6e\), 12.3\(6f\), 12.3\(7\)ja, 12.3\(7\)ja1, 12.3\(7\)jx, 12.3\(7\)t, 12.3\(7\)t4, 12.3\(7\)t8, 12.3\(7\)t9, 12.3\(7\)t10, 12.3\(7\)t12, 12.3\(7\)xi3, 12.3\(7\)xi4, 12.3\(7\)xi7, 12.3\(7\)xr3, 12.3\(7\)xr4, 12.3\(7\)xr6, 12.3\(7.7\), 12.3\(8\)ja, 12.3\(8\)ja1, 12.3\(8\)t4, 12.3\(8\)t7, 12.3\(8\)t8, 12.3\(8\)t9, 12.3\(8\)t11, 12.3\(8\)xu2, 12.3\(8\)xy4, 12.3\(8\)xy5, 12.3\(8\)xy6, 12.3\(8\)ya1, 12.3\(8\)yd, 12.3\(8\)yf, 12.3\(8\)yg, 12.3\(8\)yg1, 12.3\(8\)yg2, 12.3\(8\)yg3, 12.3\(8\)yh, 12.3\(8\)yi, 12.3\(8\)yi1, 12.3\(8\)yi3, 12.3\(9\), 12.3\(9a\)bc, 12.3\(9a\)bc2, 12.3\(9a\)bc6, 12.3\(9a\)bc7, 12.3\(9d\), 12.3\(9e\), 12.3\(10\), 12.3\(10c\), 12.3\(10d\), 12.3\(10e\), 12.3\(11\), 12.3\(11\)t, 12.3\(11\)t4, 12.3\(11\)t5, 12.3\(11\)t6, 12.3\(11\)t8, 12.3\(11\)t9, 12.3\(11\)xl, 12.3\(11\)xl3, 12.3\(11\)yf, 12.3\(11\)yf2, 12.3\(11\)yf3, 12.3\(11\)yf4, 12.3\(11\)yj, 12.3\(11\)yk, 12.3\(11\)yk1, 12.3\(11\)yk2, 12.3\(11\)yl, 12.3\(11\)yn, 12.3\(11\)yr, 12.3\(11\)ys, 12.3\(11\)ys1, 12.3\(11\)yw, 12.3\(12\), 12.3\(12b\), 12.3\(12e\), 12.3\(13\), 12.3\(13a\), 12.3\(13a\)bc, 12.3\(13a\)bc1, 12.3\(13b\), 12.3\(14\)t, 12.3\(14\)t2, 12.3\(14\)t4, 12.3\(14\)t5, 12.3\(14\)ym4, 12.3\(14\)yq, 12.3\(14\)yq1, 12.3\(14\)yq3, 12.3\(14\)yq4, 12.3\(14\)yt, 12.3\(14\)yt1, 12.3\(14\)yu, 12.3\(14\)yu1, 12.3\(15\), 12.3\(15b\), 12.3\(16\), 12.3b, 12.3bc, 12.3bw, 12.3j, 12.3ja, 12.3jea, 12.3jeb, 12.3jec, 12.3jed, 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, 12.3xh, 12.3xi, 12.3xj, 12.3xk, 12.3xl, 12.3xm, 12.3xn, 12.3xq, 12.3xr, 12.3xs, 12.3xt, 12.3xu, 12.3xv, 12.3xw, 12.3xx, 12.3xy, 12.3xz, 12.3ya, 12.3yb, 12.3yc, 12.3yd, 12.3ye, 12.3yf, 12.3yg, 12.3yh, 12.3yi, 12.3yj, 12.3yk, 12.3yl, 12.3ym, 12.3yn, 12.3yq, 12.3yr, 12.3ys, 12.3yt, 12.3yu, 12.3yw, 12.3yx, 12.3yz, 12.3za, 12.4, 12.4\(1\), 12.4\(1b\), 12.4\(1c\), 12.4\(2\)mr, 12.4\(2\)mr1, 12.4\(2\)t, 12.4\(2\)t1, 12.4\(2\)t2, 12.4\(2\)t3, 12.4\(2\)t4, 12.4\(2\)xa, 12.4\(2\)xb, 12.4\(2\)xb2, 12.4\(3\), 12.4\(3\)t2, 12.4\(3a\), 12.4\(3b\), 12.4\(3d\), 12.4\(4\)mr, 12.4\(4\)t, 12.4\(4\)t2, 12.4\(5\), 12.4\(5b\), 12.4\(6\)t, 12.4\(6\)t1, 12.4\(7\), 12.4\(7a\), 12.4\(8\), 12.4\(9\)t, 12.4\(11\)md, 12.4\(15\)md, 12.4\(22\)md, 12.4\(22\)mda, 12.4\(23\), 12.4\(24\)md, 12.4\(24\)md1, 12.4\(24\)md2, 12.4\(24\)md3, 12.4\(24\)md4, 12.4\(24\)mda, 12.4\(24\)t1, 12.4gc, 12.4ja, 12.4jda, 12.4jdc, 12.4jdd, 12.4jk, 12.4jl, 12.4jma, 12.4jmb, 12.4jx, 12.4md, 12.4mda, 12.4mdb, 12.4mr, 12.4mra, 12.4xm, 12.4xn, 12.4xp, 12.4xq, 12.4xr, 12.4xt, 12.4xv, 12.4xw, 12.4xy, 12.4xz, 12.4ya, 12.4yb, 12.4yd, 12.4ye, 12.4yg, 15.0, 15.0\(1\)se, 15.1, 15.2

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.