CVE-2018-15504

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
An issue was discovered in Embedthis GoAhead before 4.0.1 and Appweb before 7.0.2. The server mishandles some HTTP request fields associated with time, which results in a NULL pointer dereference, as demonstrated by If-Modified-Since or If-Unmodified-Since with a month greater than 11.
Overview
  • CVE ID
  • CVE-2018-15504
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-08-18T03:29:00
  • Last Modified Date
  • 2018-10-19T18:43:41
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:embedthis:appweb:*:*:*:*:*:*:*:* 1 OR 7.0.2
cpe:2.3:a:embedthis:goahead:*:*:*:*:*:*:*:* 1 OR 4.0.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/embedthis/goahead/issues/264 Exploit Patch Third Party Advisory
https://github.com/embedthis/appweb/issues/605 Exploit Patch Third Party Advisory
https://github.com/embedthis/appweb/commit/66067ae6d1fa08b37a270e7dc1821df52ed2daef Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-15504
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15504
History
Created Old Value New Value Data Type Notes
2022-05-10 18:03:08 Added to TrackCVE
2022-12-03 11:17:08 2018-08-18T03:29Z 2018-08-18T03:29:00 CVE Published Date updated
2022-12-03 11:17:08 2018-10-19T18:43:41 CVE Modified Date updated
2022-12-03 11:17:08 Analyzed Vulnerability Status updated