SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-31352

An Information Exposure vulnerability in Juniper Networks SRC Series devices configured for NETCONF over SSH permits the negotiation of weak ciphers, which could allow a remote attacker to obtain sensitive information.

MEDIUM 5.3EPSS 0.83%

Does this matter?

Lower severity and a low EPSS score (0.83%). Track it; it rarely justifies an emergency change on its own.

Description

An Information Exposure vulnerability in Juniper Networks SRC Series devices configured for NETCONF over SSH permits the negotiation of weak ciphers, which could allow a remote attacker to obtain sensitive information. A remote attacker with read and write access to network data could exploit this vulnerability to display plaintext bits from a block of ciphertext and obtain sensitive information. This issue affects all Juniper Networks SRC Series versions prior to 4.13.0-R6.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.83% probability · 56th percentile
CISA KEV
Not listed
Weakness
CWE-200, CWE-327
Affected
juniper/session and resource control
Source
sirt@juniper.net

References

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