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log4j2-scan 是一款用于 CVE-2021-44228 漏洞扫描和缓解修复的单一二进制命令行工具。它还支持嵌套 JAR 文件扫描和修复。此外，它还能检测 CVE-2021-45046 (log4j 2.15.0)、CVE-2021-45105 (log4j 2.16.0)、CVE-2021-44832 (log4j 2.17.0)、CVE-2021-4104、CVE-2019-17571、CVE-2017-5645、CVE-2020-9488、CVE-2022-23302、CVE-2022-23305、CVE-2022-23307 (log4j 1.x) 和 CVE-2021-42550 (logback 0.9-1.2.7) 漏洞。

Log4j 风险管理

您可以将 log4j2-scan 与 Logpresso Watch 服务集成，用于报告和补丁管理。请访问 https://logpresso.watch 了解详情。

下载

log4j2-scan 3.0.1 (Windows x64, 7z)
log4j2-scan 3.0.1 (Windows x64, zip)
- 如果出现 VCRUNTIME140.dll not found 错误，请安装 Visual C++ Redistributable。
- 如果本机可执行文件无法正常工作，请改用 JAR。不支持 32 位。
- 7zip 可从 www.7zip.org 获取，它是开源且免费的。
log4j2-scan 3.0.1 (Linux x64)
log4j2-scan 3.0.1 (Linux aarch64)

Logpresso CVE-2021-44228 Vulnerability Scanner 3.0.1 (2022-02-13) Usage: log4j2-scan [--scan-log4j1] [--fix] target_path1 target_path2 -f [config_file_path] Specify config file path which contains scan target paths. Paths should be separated by new line. Prepend # for comment. --scan-log4j1 Enables scanning for log4j 1 versions. --scan-logback Enables scanning for logback CVE-2021-42550. --scan-zip Scan also .zip extension files. This option may slow down scanning. --zip-charset Specify an alternate zip encoding other than utf-8. System default charset is used if not specified. --fix Backup original file and remove JndiLookup.class from JAR recursively. With --scan-log4j1 option, it also removes JMSAppender.class, SocketServer.class, SMTPAppender.class, SMTPAppender$1.class, JMSSink.class, JDBCAppender.class, and all classes of org.apache.log4j.chainsaw package --force-fix Do not prompt confirmation. Don't use this option unless you know what you are doing. --restore [backup_file_path] Unfix JAR files using zip archived file. --backup-path [zip_output_path] Specify backup file path. --backup-ext [zip] Specify backup file extension. zip by default. If --backup-path is specified, this option is ignored. --all-drives Scan all drives on Windows --drives c,d Scan specified drives on Windows. Spaces are not allowed here. --no-symlink Do not detect symlink as vulnerable file. --exclude [path_prefix] Path prefixes of directories whose absolute path starts with the specified value will be excluded. Does not support relative paths. You can specify multiple --exclude [path_prefix] pairs --exclude-config [config_file_path] Specify exclude path prefix list in text file. Paths should be separated by new line. Prepend # for comment. --exclude-pattern [pattern] Exclude specified paths of directories by pattern. Supports fragments. You can specify multiple --exclude-pattern [pattern] pairs (non regex) --exclude-file-config [config_file_path] Specify exclude file path list in text file. Paths should be separated by new line. Prepend # for comment. --exclude-fs nfs,tmpfs Exclude paths by file system type. nfs, nfs3, nfs4, afs, cifs, autofs, tmpfs, devtmpfs, fuse.sshfs, smbfs and iso9660 is ignored by default. --api-key [key] Send reports to Logpresso Watch service. --http-proxy [addr:port] Send reports via specified HTTP proxy server. --syslog-udp [host:port] Send reports to remote syslog host. Send vulnerable, potentially vulnerable, and mitigated reports by default. --syslog-level [level] Send reports only if report is higher or equal to specified level. Specify alert for vulnerable and potentially vulnerable reports. Specify info for vulnerable, potentially vulnerable, and mitigated reports. Specify debug for vulnerable, potentially vulnerable, mitigated, and error reports. --syslog-facility [code] Default value is 16 (LOCAL0). Facility value must be in the range of 0 to 23 inclusive. --rfc5424 Follow RFC5424 The Syslog Protocol strictly. --report-csv Generate log4j2_scan_report_yyyyMMdd_HHmmss.csv in working directory if not specified otherwise via --report-path [path] --report-json Generate log4j2_scan_report_yyyyMMdd_HHmmss.json in working directory if not specified otherwise via --report-path [path] --report-patch Report also patched log4j file. --report-path Specify report output path including filename. Implies --report-csv. --report-dir Specify report output directory. Implies --report-csv. --no-empty-report Do not generate empty report. --csv-log-path Specify csv log file path. If log file exists, log will be appended. --json-log-path Specify json log file path. If log file exists, log will be appended. --old-exit-code Return sum of vulnerable and potentially vulnerable files as exit code. --debug Print exception stacktrace for debugging. --trace Print all directories and files while scanning. --silent Do not print progress message. --throttle Limit scan files per second. --help Print this help.

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