CVE-2022-20920
High
Description
A vulnerability in the SSH implementation of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to improper handling of resources during an exceptional situation. An attacker could exploit this vulnerability by continuously connecting to an affected device and sending specific SSH requests. A successful exploit could allow the attacker to cause the affected device to reload.
SeverityHigh
CVSS7.7
Exploit probability—
Product
Cisco Ios
PublishedOct 10, 2022
First seenOct 10, 2022
Weakness typeCWE-755CWE-755
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco ios | 12.2\(6\)i1, 12.2\(58\)ex, 12.2\(58\)ey, 12.2\(58\)ey1, 12.2\(58\)ey2, 12.2\(58\)ez, 12.2\(58\)se, 12.2\(58\)se1, 12.2\(58\)se2, 12.2\(60\)ez, 12.2\(60\)ez1, 12.2\(60\)ez2, 12.2\(60\)ez3, 12.2\(60\)ez4, 12.2\(60\)ez5, 12.2\(60\)ez6, 12.2\(60\)ez7, 12.2\(60\)ez8, 12.2\(60\)ez9, 12.2\(60\)ez10, 12.2\(60\)ez11, 12.2\(60\)ez12, 12.2\(60\)ez13, 12.2\(60\)ez14, 12.2\(60\)ez15, 12.2ex, 12.2ey, 12.2ez, 12.2i, 12.2se, 12.4\(22\)md, 12.4\(22\)md1, 12.4\(22\)md2, 12.4\(22\)mda, 12.4\(22\)mda1, 12.4\(22\)mda2, 12.4\(22\)mda3, 12.4\(22\)mda4, 12.4\(22\)mda5, 12.4\(22\)mda6, 12.4\(22\)t, 12.4\(22\)t1, 12.4\(22\)t2, 12.4\(22\)t3, 12.4\(22\)t4, 12.4\(22\)t5, 12.4\(22\)xr1, 12.4\(22\)xr2, 12.4\(22\)xr3, 12.4\(22\)xr4, 12.4\(22\)xr5, 12.4\(22\)xr6, 12.4\(22\)xr7, 12.4\(22\)xr8, 12.4\(22\)xr9, 12.4\(22\)xr10, 12.4\(22\)xr11, 12.4\(22\)xr12, 12.4\(24\)md, 12.4\(24\)md1, 12.4\(24\)md2, 12.4\(24\)md3, 12.4\(24\)md4, 12.4\(24\)md5, 12.4\(24\)md6, 12.4\(24\)md7, 12.4\(24\)mda, 12.4\(24\)mda1, 12.4\(24\)mda2, 12.4\(24\)mda3, 12.4\(24\)mda4, 12.4\(24\)mda5, 12.4\(24\)mda6, 12.4\(24\)mda7, 12.4\(24\)mda8, 12.4\(24\)mda9, 12.4\(24\)mda10, 12.4\(24\)mda11, 12.4\(24\)mda12, 12.4\(24\)mda13, 12.4\(24\)mdb, 12.4\(24\)mdb1, 12.4\(24\)mdb3, 12.4\(24\)mdb4, 12.4\(24\)mdb5, 12.4\(24\)mdb5a, 12.4\(24\)mdb6, 12.4\(24\)mdb7, 12.4\(24\)mdb8, 12.4\(24\)mdb9, 12.4\(24\)mdb10, 12.4\(24\)mdb11, 12.4\(24\)mdb12, 12.4\(24\)mdb13, 12.4\(24\)mdb14, 12.4\(24\)mdb15, 12.4\(24\)mdb16, 12.4\(24\)mdb17, 12.4\(24\)mdb18, 12.4\(24\)mdb19, 12.4\(24\)t, 12.4\(24\)t1, 12.4\(24\)t2, 12.4\(24\)t3, 12.4\(24\)t3e, 12.4\(24\)t3f, 12.4\(24\)t4, 12.4\(24\)t4a, 12.4\(24\)t4b, 12.4\(24\)t4c, 12.4\(24\)t4d, 12.4\(24\)t4e, 12.4\(24\)t4f, 12.4\(24\)t4g, 12.4\(24\)t4h, 12.4\(24\)t4i, 12.4\(24\)t4j, 12.4\(24\)t4k, 12.4\(24\)t4l, 12.4\(24\)t4m, 12.4\(24\)t4n, 12.4\(24\)t4o, 12.4\(24\)t5, 12.4\(24\)t6, 12.4\(24\)t7, 12.4\(24\)t8, 12.4\(24\)t9, 12.4\(24\)t10, 12.4\(24\)t11, 12.4\(24\)t12, 12.4\(24\)yg, 12.4\(24\)yg1, 12.4\(24\)yg2, 12.4\(24\)yg3, 12.4\(24\)yg4, 12.4\(24\)ys, 12.4\(24\)ys1, 12.4\(24\)ys2, 12.4\(24\)ys3, 12.4\(24\)ys4, 12.4\(24\)ys5, 12.4\(24\)ys6, 12.4\(24\)ys7, 12.4\(24\)ys8, 12.4\(24\)ys8a, 12.4\(24\)ys9, 12.4\(24\)ys10, 12.4md, 12.4mda, 12.4mdb, 12.4t, 12.4xr, 12.4yg, 12.4ys, 15.0\(1\)ex, 15.0\(1\)ey, 15.0\(1\)ey1, 15.0\(1\)ey2, 15.0\(1\)m, 15.0\(1\)m1, 15.0\(1\)m2, 15.0\(1\)m3, 15.0\(1\)m4, 15.0\(1\)m5, 15.0\(1\)m6, 15.0\(1\)m6a, 15.0\(1\)m7, 15.0\(1\)m8, 15.0\(1\)m9, 15.0\(1\)m10, 15.0\(1\)mr, 15.0\(1\)s, 15.0\(1\)s1, 15.0\(1\)s2, 15.0\(1\)s3a, 15.0\(1\)s4, 15.0\(1\)s4a, 15.0\(1\)s5, 15.0\(1\)s6, 15.0\(1\)se, 15.0\(1\)se1, 15.0\(1\)se2, 15.0\(1\)se3, 15.0\(1\)xa, 15.0\(1\)xa1, 15.0\(1\)xa2, 15.0\(1\)xa3, 15.0\(1\)xa4, 15.0\(1\)xa5, 15.0\(2\)ea, 15.0\(2\)ea1, 15.0\(2\)ej, 15.0\(2\)ej1, 15.0\(2\)ek, 15.0\(2\)ek1, 15.0\(2\)ex, 15.0\(2\)ex1, 15.0\(2\)ex2, 15.0\(2\)ex3, 15.0\(2\)ex4 | — |
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