{"cve":"CVE-2013-5557","nvd":{"published":"2015-02-07T04:59:00.047","modified":"2026-06-16T23:59:00.730","status":"Modified","description":"The Proxy Bypass Content Rewriter feature in the WebVPN subsystem in Cisco Adaptive Security Appliance (ASA) Software 9.1(.2) and earlier allows remote authenticated users to cause a denial of service (device crash or error-recovery event) via an HTTP request that triggers a rewrite, aka Bug ID CSCug91577.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5557","http://tools.cisco.com/security/center/viewAlert.x?alertId=37383","http://www.securityfocus.com/bid/72529","https://exchange.xforce.ibmcloud.com/vulnerabilities/100694","http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5557"],"products":["cisco:adaptive_security_appliance_software"],"source":"nvd","synced_at":"2026-10-19T20:35:35.528235705+00:00"},"epss":{"cve":"CVE-2013-5557","score":0.02008,"percentile":0.80846,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}