fix: improve proftpd checker (#2990)

Improve proftpd checker to avoid a false positive with lynx which has a
check for broken ProFTPD 1.2.5rc1 and so embeds the following string:

ProFTPD 1.2.5

Signed-off-by: Fabrice Fontaine <[email protected]>

Author: ffontaine

cve_bin_tool/checkers/proftpd.py

@@ -17,5 +17,5 @@
 class ProftpdChecker(Checker):
     CONTAINS_PATTERNS: list[str] = []
     FILENAME_PATTERNS: list[str] = []
-    VERSION_PATTERNS = [r"ProFTPD ([0-9]+\.[0-9]+\.[0-9a-z]+)"]
+    VERSION_PATTERNS = [r"ProFTPD ([0-9]+\.[0-9]+\.[0-9a-z]+) "]
     VENDOR_PRODUCT = [("proftpd_project", "proftpd"), ("proftpd", "proftpd")]

test/test_data/lynx.py

@@ -19,27 +19,23 @@
         "package_name": "lynx-2.9.0-dev.10.2.fc37.1.aarch64.rpm",
         "product": "lynx",
         "version": "2.9.0dev.10",
-        "other_products": ["proftpd"],
     },
     {
         "url": "http://rpmfind.net/linux/fedora-secondary/development/rawhide/Everything/ppc64le/os/Packages/l/",
         "package_name": "lynx-2.9.0-dev.10.2.fc37.1.ppc64le.rpm",
         "product": "lynx",
         "version": "2.9.0dev.10",
-        "other_products": ["proftpd"],
     },
     {
         "url": "http://ftp.fr.debian.org/debian/pool/main/l/lynx/",
         "package_name": "lynx_2.8.9dev11-1_arm64.deb",
         "product": "lynx",
         "version": "2.8.9dev.11",
-        "other_products": ["proftpd"],
     },
     {
         "url": "https://downloads.openwrt.org/releases/packages-19.07/x86_64/packages/",
         "package_name": "lynx_2.8.9rel.1-1_x86_64.ipk",
         "product": "lynx",
         "version": "2.8.9rel.1",
-        "other_products": ["proftpd"],
     },
 ]

test/test_data/proftpd.py

@@ -5,7 +5,7 @@
     {
         "product": "proftpd",
         "version": "1.3.8rc4",
-        "version_strings": ["ProFTPD 1.3.8rc4"],
+        "version_strings": ["ProFTPD 1.3.8rc4 "],
     }
 ]
 package_test_data = [