Patch Management Engine (PME) 2.13.15 – General Availability

A new version of the Patch Management Engine is being made available to N-central and N-sight assets. This release focuses on improving patch reliability, cache handling, End-of-Support filtering accuracy, security posture, and overall resilience of patch detection and installation workflows.

Improvements Included

  • Improved Extended Security Update (ESU) handling for Windows devices: Improves End-of-Support filtering so that Extended Security Update (ESU) licensing is consistently recognised across supported Windows operating systems, ensuring eligible devices continue to receive applicable updates. (PMCM-11363)
  • Improved cache integrity validation for patch distribution: Enhances CRC validation when patches are moved between cache locations, improving resilience and reducing the likelihood of patch corruption or transfer inconsistencies. (PMCM-11448)
  • Improved patch reporting accuracy for browser updates: Resolves an issue where certain browser patches could display incorrect installation timeline information, improving reporting consistency and avoiding impossible installation dates. (PMCM-11495)
  • Improved security posture of Third-Party Patch components: Removes bundled 7-Zip binaries from Third-Party Patch components, reducing security exposure and improving the overall security posture of the patching stack. (PMCM-11496)
  • Improved .NET patch uninstall handling: Resolves an issue where certain .NET patches using newer Microsoft naming conventions could fail during uninstall operations when processed via DISM. (PMCM-11521)

Version Details

  • Patch Management Engine: 2.13.15.5685
  • MSP Platform: 2.13.15.5127
  • Diagnostics: 2.14.0.5025
  • Third-Party Patch Engine: 2.13.15.5043

Security & Integrity Information

To assist customers using endpoint protection or application control software, hashes for the PME installer and associated components are provided below.

FileSHA-256 Hash
PMESetup.exeA1F8472F385615CADB443A474496B39CEC2B0564E06537E00860D78AF33A99FD
FileCacheServiceAgentSetup.exeEC6114D76496B17EBD1F2A51EC061A9F39388D464F897B2014D6A57236056AE7
RequestHandlerAgentSetup.exeFFAEFA94D234A65049FD4B8A7C7F83BE03095C6E39DB69825617A0D9C5E1B8B2
PME unins000.exeF73F604F5F7A047B6AE2FA5515658AD38D34C9E8AD7CC0D2ADA11ED53B5AE1EC
RequestHandlerAgent unins000.exeF803B9274980167422CA042CF6672751C47F303C75170F9983FD1FD50E77113D
FileCacheServiceAgent unins000.exe87D4FB6817FA28527D80A45597FC368F643B9EAFFDEB99272D7A312570F1CFFF
%TEMP%\is-*\pmesetup.tmp9788F54DDCB8994EDE218D8A31CBDAC77943FDF8246803F96F3909618B2A3CB8
%TEMP%\is-*\FileCacheServiceAgentSetup.tmp0576462899DD331B9A3415A65B52E69C8BAFBBEDBE6E561FA8B9A97528AECC1B
%TEMP%\is-*\RequestHandlerAgentSetup.tmp1F54FBF9B34E1EACFD3FBC8C9EF2202AE18F76971CA09703613FE6D7E43E2DB3
ThirdPartyPatch_2.13.15.5043.exeB0EF21FFDEF99FF874B81318BC71059641F2E820B1349118962663BE5C86DF99
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