SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4862

Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute…

HIGH 10.0EPSS 95.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 95.0%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute arbitrary code via a long encryption key, as exploited in the wild in December 2011.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
94.98% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
gnu/inetutils · heimdal project/heimdal · mit/krb5-appl · freebsd/freebsd · fedoraproject/fedora · debian/debian linux · opensuse/opensuse · suse/linux enterprise desktop · suse/linux enterprise server · suse/linux enterprise software development kit
Source
secteam@freebsd.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.