vulnwire
6.1med

CVE-2018-8048

Cross-site Scripting in loofah

Also known as GHSA-x7rv-cr6v-4vm4

Published 8 y ago · modified 4 mo ago · JSON

CVSS
6.1
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.9%
percentile 80%
Public exploits
0
none known

In the Loofah gem through 2.2.0 for Ruby, non-whitelisted HTML attributes may occur in sanitized output by republishing a crafted HTML fragment.

Exploit prediction (EPSS)

1.93% probability of exploitation in the next 30 days, higher than 80% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.06.1CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD2.04.3AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub3.06.1CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

EcosystemPackageAffectedFixed in
rubygemsloofah
<2.2.1
2.2.1
rubygemsnokogiri
<1.8.3
1.8.3

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

  • github.com /flavorjones/loofah/issues/144 · x_refsource_CONFIRM, x_transferred
  • openwall.com /lists/oss-security/2018/03/19/5 · mailing-list, x_refsource_MLIST, x_transferred
  • debian.org /security/2018/dsa-4171 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • security.netapp.com /advisory/ntap-20191122-0003/ · x_refsource_CONFIRM, x_transferred
  • nvd.nist.gov /vuln/detail/CVE-2018-8048 · advisory
  • github.com /sparklemotion/nokogiri/pull/1746 · web
  • github.com /flavorjones/loofah/commit/f739cf8eac5851f328b8044281d6653f74eff116 · web
  • github.com /advisories/GHSA-x7rv-cr6v-4vm4 · advisory
  • github.com /flavorjones/loofah · web
  • github.com /rubysec/ruby-advisory-db/blob/master/gems/loofah/CVE-2018-8048.yml · web
  • github.com /rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2018-8048.yml · web
  • security.netapp.com /advisory/ntap-20191122-0003 · web

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.