SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-17031

In Gogs 0.11.53, an attacker can use a crafted .eml file to trigger MIME type sniffing, which leads to XSS, as demonstrated by Internet Explorer, because an "X-Content-Type-Options: nosniff" header is not sent.

MEDIUM 6.1EPSS 0.87%

Does this matter?

Lower severity and a low EPSS score (0.87%). Track it; it rarely justifies an emergency change on its own.

Description

In Gogs 0.11.53, an attacker can use a crafted .eml file to trigger MIME type sniffing, which leads to XSS, as demonstrated by Internet Explorer, because an "X-Content-Type-Options: nosniff" header is not sent.

CVSS 3.0
6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.87% probability · 57th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
gogs/gogs
Source
cve@mitre.org

References

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